369     rsIsSphereInFrustum(float4* sphere, float4* left, float4* right, float4* top, float4* bottom,  in rsIsSphereInFrustum()  argument
371     float distToCenter = dot(left->xyz, sphere->xyz) + left->w;  in rsIsSphereInFrustum()
372     if (distToCenter < -sphere->w) {  in rsIsSphereInFrustum()
375     distToCenter = dot(right->xyz, sphere->xyz) + right->w;  in rsIsSphereInFrustum()
376     if (distToCenter < -sphere->w) {  in rsIsSphereInFrustum()
379     distToCenter = dot(top->xyz, sphere->xyz) + top->w;  in rsIsSphereInFrustum()
380     if (distToCenter < -sphere->w) {  in rsIsSphereInFrustum()
383     distToCenter = dot(bottom->xyz, sphere->xyz) + bottom->w;  in rsIsSphereInFrustum()
384     if (distToCenter < -sphere->w) {  in rsIsSphereInFrustum()
387     distToCenter = dot(near->xyz, sphere->xyz) + near->w;  in rsIsSphereInFrustum()
388     if (distToCenter < -sphere->w) {  in rsIsSphereInFrustum()
391     distToCenter = dot(far->xyz, sphere->xyz) + far->w;  in rsIsSphereInFrustum()
392     if (distToCenter < -sphere->w) {  in rsIsSphereInFrustum()